Three-time Abu Dhabi HSBC Golf Championship winner Martin Kaymer is tied for the lead at the halfway stage of the Memorial Tournament.
The German is on nine under par alongside Troy Merrit and Lee Kyoung-hoon.
The trio are a shot ahead of Jordan Spieth.
Meanwhile two time Omega Dubai Desert Classic winner Tiger Woods is seven shots off the lead.

Ruthless Man City thump Newcastle to reach League Cup final
Alexandra Eala stages comeback to reach Mubadala quarter-finals
F1 legend Mika Häkkinen turns brand ambassador for Only Legends Drive UAE
Guardiola vows to speak up for victims of global conflicts
Arsenal beat Chelsea 1-0 to reach League Cup final
